Which of the Statements Below Is Not True About Stratified

question 31

Multiple Choice

Which of the statements below is not true about stratified sampling?

• A)Stratified sampling can ensure that all the important subpopulations are represented in the sample.
• B)The researcher assumes that the population elements are ordered in some respect.
• C)Most approaches to statistical inference assume that the data have been collected by stratified sampling.
• D)Both B and C are not true.

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Definitions:

Allergic Reaction

A hypersensitive response of the immune system to substances that are usually harmless to most people, such as pollen, food, or dust.

Antibody Class

Categories of antibodies distinguished by variations in their heavy chain constant regions, affecting their functional location and immune response actions.

IgE

Immunoglobulin E, a class of antibodies that play a crucial role in allergic reactions by recognizing allergens and triggering immune responses.

Immune Response

The body's defense mechanism against foreign substances or pathogens involving both innate and adaptive immune systems.